Wholesale Smoke Detectors Compliant with British Standards(BS 5839-6:2019)

1. Reputable UK Wholesale Suppliers

• Aico (Ei Electronics) - Market leader with BS 5839-6:2019 compliant domestic detectors
• Kidde - Offers BS-compliant optical and heat alarms for various applications
• FireAngel - Specializes in interconnected systems meeting British standards
• Honeywell (Notifier) - Commercial-grade detectors compliant with BS 5839-1
• Apollo Fire Detectors - Professional systems for large-scale installations
• Hochiki Europe - BS EN 54 certified detectors for commercial use

2. Bulk Purchase Options

• Trade Fire Safety Suppliers:
  • Safelincs (specialist fire safety wholesaler)
  • Fire Safety Warehouse
  • Fire Protection Online
• Electrical Wholesalers:
  • Screwfix Trade
  • CEF (City Electrical Factors)
  • Rexel UK
• Direct from Manufacturers - Many offer bulk discounts for trade customers

3. Key British Standard Requirements

• BS 5839-6:2019 - The current standard for domestic fire detection
• Optical (photoelectric) sensors - Required for most living areas
• Heat detectors - For kitchens and garages (not smoke alarms)
• Grade system:
  • Grade D - Mains-powered with backup battery
  • Grade F - Battery-only (with 10-year lifespan requirement)
• Interconnectability - Mandatory in most residential installations
• Third-party certification - Look for BSI Kitemark or LPCB approval

Note: Building Regulations (Approved Document B) in England and Wales reference these standards.